Biometric cleaning brush



FIG. 1 is a side perspective view of the biometric cleaning brush according to our invention;

FIG. 2 is a side elevation view, the other side being the mirror image;

FIG. 3 is an elevation view from the right side of FIG. 2;

FIG. 4 is an elevation view from the left side of FIG. 2;

FIG. 5 is a top plan view of FIG. 2; and,

FIG. 6 is a bottom plan view of FIG. 2.

The individual strands that make up the bristle structures are partially shown for ease of illustration. 

The ornamental design for a biometric cleaning brush, as shown and described. 